Division 3.6.2.2.2

Energy storage device with piston (or equivalent device) complying with the following characteristics and test conditions:

1. 3.6.2.2.2.1.

   Initial precharge pressure of 500^{± 100} kPa at a displaced volume of 0 cm³

2. 3.6.2.2.2.2.

   Intermediate test pressure of 2 200^{± 200} kPa at a displaced volume of 100^{± 3} cm³

3. 3.6.2.2.2.3.

   Final pressure of 11 500^{± 200} kPa at a displaced volume of 140^{± 5} cm³